Flights from Colombo to Koh Samui (CMB → USM)

CMB
Colombo
Bandaranaike International, Sri Lanka
USM
Koh Samui
Samui, Thailand
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No direct flights found. Here are the 5 fastest 1-stop options.
viaBangkok(BKK)
CMB→BKK+1h 30mBKK→USM
4h 52m
viaBangkok(DMK)
CMB→DMK+1h 30mDMK→USM
4h 52m
viaSingapore(SIN)
CMB→SIN+1h 30mSIN→USM
5h 55m
viaChengdu(TFU)
CMB→TFU+1h 30mTFU→USM
8h 32m
viaHong Kong(HKG)
CMB→HKG+1h 30mHKG→USM
8h 38m
Search all options on Kiwi.com → Total times include an estimated 90-minute layover. Actual times vary by airline and connection.

Frequently asked questions

Are there direct flights from Colombo to Koh Samui? Currently, there are no direct flights from CMB to USM. You may need to connect through another airport.

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Colombo → Koh Samui.

Cheap flights from Colombo to Koh Samui Cheapest month to fly to Koh Samui Flights from Sri Lanka Flights to Thailand Visa-free with Sri Lanka passport All airports in Thailand

Or try a nearby airport to Koh Samui

Flights from Colombo (CMB) to other airports within 350 km of Koh Samui.

CMB → KBV 201 km from USM Colombo → Krabi Thailand · 12 destinations CMB → HKT 251 km from USM Colombo → Phuket Thailand · 70 destinations CMB → HDY 293 km from USM Colombo → Hat Yai Thailand · 9 destinations

Other flights from Colombo (CMB)

Abu Dhabi (AUH) Ahmedabad (AMD) Bangkok (BKK) Bangkok (DMK) Beijing (PKX) Bengaluru (BLR) Chengdu (TFU) Chennai (MAA) All 50 destinations →

Other flights from Koh Samui (USM)

Bangkok (BKK) Bangkok (DMK) Chengdu (TFU) Chiang Mai (CNX) Hong Kong (HKG) Krabi (KBV) Phuket (HKT) Singapore (SIN) All 9 destinations →